(19)

(11)

EP 0 734 406 A1

(12)

(43) Date of publication: 02.10.1996 Bulletin 1996/40 (21) Application number: 95902101.0 (22) Date of filing: 30.11.1994

(51) International Patent Classification (IPC):  C07D 319/ 12( . ) B01J 29/ 00( . ) C07C 41/ 00( . ) C07C 41/ 03( . ) C07C 41/ 16( . ) C07D 323/ 00( . ) C08G 64/ 20( . ) C08G 65/ 10( . ) C08G 65/ 34( . ) B01J 21/ 16( . ) C07B 61/ 00( . ) C07C 41/ 02( . ) C07C 41/ 09( . ) C07C 43/ 13( . ) C07D 325/ 00( . ) C08G 64/ 30( . ) C08G 65/ 16( . ) (86) International application number: PCT/EP1994/003978 (87) International publication number: WO 1995/016723 (22.06.1995 Gazette 1995/26)

(84) Designated Contracting States: BE DE ES FR GB IT NL (30) Priority: 14.12.1993 EP 19930310077 (71) Applicant: UNICHEMA CHEMIE B.V. 2802 BE Gouda (NL)	(72) Inventors: ESHUIS, Johan, Jan, W. NL-3123 PM Schiedam (NL) LAAN, Johannes, Arie, M. NL-4826 PN Breda (NL) ROBERTS, Glyn Wirral, Merseyside L45 8PF (GB) (74) Representative: Sikken, Antonius H. J. M., et al  UNILEVER N.V., Patent Division, P.O. Box 137 3130 AC Vlaardingen 3130 AC Vlaardingen (NL)